{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539250",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec280ea3a4c1ff3ca858cbe56714b890aa41e7848bfb2084f8f9c22c6ef84c9b",
    "signature": "0xff09bbf47211ad17783cbb3cec89aa5767c4a94c9ab44fedfdd34d2a70e877043fe31cfb8b3d0551679b796d78b40dbf24c118684b97e1ec82386d956682bc911b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}